{
  "manageEntity": {
    "action": "Repost",
    "entityId": "388883234",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x66e6b487d95b694d863ab5a128e5de74eddcd2f5a5252bd61613ddca844ff884",
    "signature": "0x4bcc21d774e0dfd02a937e24e00ee89f286f90d6d489b02c9404131f7b72a4027249d699fb873fe5a744c60e9ba8a2e783e1a1d2574a48e68fbbc35e60ceb6201c",
    "signer": "0xbF4F1f4df4779768AfE75515b1552a2Bc5b4Dd32",
    "userId": "100976759"
  }
}